In what circumstance will the driving licence not be withheld for exceeding the speed limit by more than 50 km/h in a built-up area?

If the driver of the vehicle has committed an infringement in order to ward off an imminent danger to an asset protected by law.

If the driver of the vehicle behind uses warning lights and sound signals to indicate a need to increase speed.

If the driver increased speed so as to quickly exit the intersection of roads while the green signal lights are on.